1190 



Sone 



Sorkau. 



In St. Andrews Univ. Memorial Vol., 1911: 

 Concrete representats. of non-Euclidean geom., 

 43 S. — Bibliography of non.Euclidean geo- 

 metry ineluding the theory of parallels, the 

 foundations of geom., & space of n dimensions. 

 12 + 404 S., London 11. — The elements of 

 non-Euclidean geom., 290 S., London 14. — In 

 Napier Tercentenary Memorial Vol., 1915: Na- 

 pier's rules & trigonometrically equivalent po- 

 lygons, 8 S. 



Amer. Math. Soc. Bull.: Quadratic Systems 

 of circles in non-Euclidean geom., 13 S. (25, 

 1918/19). 



Brit. Assoc. Report Shetlield: On the need 

 of a non-Euclidean bibliography, 2 S. (80, 

 1911). 



Edinburgh, Math. Soc, Notes : Thenumerically 

 greatest term of a binomial expansion, 4 S. 

 (1911). — Nomogram for the solut. of the equat. 

 z^ + pz + q = 0, 2 S. (16). 



Edinburgh, Math. Soc. Proc. : On the num- 

 ber of independent condits. involved in the 

 vanishing of a rectangular arvay, 5 S. (34, 

 1905). — On certain projective configurats. 

 in Space of n dimensions & a related problem 

 in arrangements, HS. (Ä5, 07). — A problem 

 in voting, 2 S. — Classificat. of geometries 

 with projective metric, 17 S. — Elementary 

 considerats. relating to the absolute, 6 S. — 

 The geometries in which straight lines are re- 

 presented by circles, 14 S. (28, 10). — Note on 

 Legendre's & Bertrand's proofs of the parallel 

 postulate, 6 S. (30, 12). — Note on Gauss' proof 

 of the reciprocity of parallelisme, 4 S. (32, 14). 



— Taylor's cubics associated with a triangle in 

 non-Euclidean geom., 15 S. (33, 15). — Ap- 

 proximats. to the length of an arc, 4 S. (37, 19). 



Edinburgh, Koy. Soc. Proc: Distribut. of 

 the proper fracts., 14 S. (26, 1905—06). — 

 Sunset & twilight curves, & related phenomena, 

 27 S. (28, 07—08). — Descript. of a projection- 

 model of the 600-cell in space of four dimenss., 

 6 S. (34, 13/14). — Divis, of space by congruent 

 triangles & tetrahedra, 32 S. (43, 22). 



Edinburgh, Roy. Soc Trans.: Semi-regular 

 networks of the plane in absolute geom., 24 S. 

 (41, 1904—05). 



Internat. Congr. Math.: The pedal line of the 

 triangle in non-Euclidean geom., 9 S. (2, 1913). 



London, Astron. Soc Month. Not.: Gra- 

 phical method of predicting occultats., 9 S. 



— On the form of an eclipse chart near the 

 pole, 6 S. ^79, 1919). 



London, Math. Soc. Proc: Gert, periodic, 

 properties of cyclic composits. of numbers, 

 51 S. (7, 1909). — The singularities of the alge- 

 braic trochoids, 8 S. (18, 19). 



Math. Gaz.: Note on Desargues theorem, 

 2 S. (7, 1914). — Elementary method of in- 

 vestigating the centroidof a uniform circulararc, 

 2 S. — Note on Napier's logarithms, 2 S. (8, 

 16). — Geometry at infinity, 3 S. (9, 17). — 

 An analytical remainder formula, 2 S. (11, 22). 



Messenger of Math.: On links & knots in 

 Euclidean space of n dimensions, 6 S. (36, 

 1907). 



N. Z. Journ. ScL & Techn.: A slide-rule for 

 solving the quadratic equation, IS. — Descript. 

 of a planisphere, 3 S. (2, 1919). 



Phil. Mag.: The Slip-Curves of an Amsler 

 planimeter, 4 S. (38, 1919). 



Sone, Take; Japan. Physiker. 



Phil, Mag.: Magnetic susceptibilities of hy- 

 drogen & some other gases, 46 S. (39, 1919). 



Toholiu, Univ. Sc. Rep.: On magnetic oxide 

 of chromium (m. T. Ishiwara), 5 S. (3, 1914). — 



Magnetic properties of electrolytic iron depo- 

 sited in magnetic fields, 9 S. (4, 15). — On the 

 magnetic susceptibilities of hydrogen & some 

 other gases, 53 S. (8, 19). — On the magnetic 

 susceptibility of six nitrogen oxides, 19 S. 

 (11, 22). 



Siehe K. Honda. 



IV Sonin, Nikolai, siehe Ssonin. 



Sonn, Adolf, Dr. phil. 1907 Berlin; 

 stud. 04—05 München, 05 Wien, 05—07 

 & 09—10 Berhn; 07—09 Assist, bei E. 

 Fischer, 10—12 höh. Schuldienst, 12—14 

 & 18 — 20 Assist., ehem. Inst., Univ., 

 Königsberg, seit 20 Prof., Univ., Königs- 

 berg; * 1882, Febr. 17, Gr. Eüde, Kr. 

 Schleswig. (Eig. Mitt.) 



Mitarb. bei Houben-Weyl, Methoden d. organ. 

 Gh., & Lassar-Cohn, Arbsmethoden d. org. 

 Gh., 5. Aufl. 



Berichte d. Deut. Chom. Ges.: Benzyl-amino- 

 aceton, 5 S. (40, 1907). — D. Cyanamid. I: 

 Gyanamid & Acetessigester, 3 S. (45, 12). — 

 Konstitut, d. Naringenins. Phloroglucin-ester 

 v. Phenol-carbonsäuren, 9 S. (46, 13). — Dar- 

 stellg. symmetr. substituierter Harnstoffe, 7 S. 

 (47, 14). — Darstellg. v. ^-Orcin, 2 S. — Flech- 

 tenstoffe. II: Synthese d. Rhizoninsäure, 5 S. 

 (49, 16). — Darstellg. v. Benzalverbindgn. 

 des 3(5)-Garbäthoxyl-4.6-/S-trioxycumarins, 6 S. 



— Oxy-cumaranone, 9 S. — Üb. j3-0xy-cu- 

 marine, 14 S. — Üb. d. katalyt. Redukt. v. 

 w-Nitro-styrolen (m. A. Schellenberg), 13 S. 

 (50, 17). — Üb. /3-Phenyl-cumarine, 7 & 4 S. 

 (51, 18). — Einige Abkömml. d. Phloroglu- 

 cins, 5 S. — Versuche z. Synth, d. Fisetols, 7 S. 



— Not. üb.d. Einwirkg. v. Arsensäure auf mehr 

 wert. Phenole, 1 S. (32, 19). — Üb. e. neue 

 Meth. z. Umwandig. v. Carbonsäuren in Alde- 

 hyde (m. E. Müller), 8 S. (52, 19). — Einige 

 Derivate d. Päonols, 2 S. — Flechtenstoffe, III : 

 Beitrag z. Bestimmg. d. Konstitut, d. Diva- 

 rins, 2 S. • — Darstellg. einiger Alkyloxychi- 

 noline & ihrer Tetrahydro-Derivate (m. F. 

 Benirschke), 9 S. (54, 21). — Synth, d. Fise- 

 tols (m. S. Falkenheim), 11 S. (55, 22). 



Vv Sorby, Henry Cl. ; war Geolog, 

 Privatmann, Sheffield; * 1826, t 1908, 

 März 9. — (Nachr. 3 S. in Diction. of 

 national Biography, 1912.) 



1\^ Soret, Charles; war 1887—1900 

 Prof., Physik, Univ., Genf, danach im 

 Ruhestd.; * 1854, f 1904, März 28, Genf. 



— (Nachr. v. Duparc 18 S. m. Bildn. & 

 Schr.-Verz. in Gen. Arch., 18, 1904.) 



Genöve, Arch. d. Sc phys. et nat. : Refract. 

 de la tourmaline, 18 & 16 S. (17, 1904). 



Sorkau, "Walter, Dr.; Prof., Chemie, 

 Univ., Buenos Aires, Argentinien. 



Physik. Zeitschr. : Experimentelle Unter- 

 suchg. üb. d. innere Reibg. einiger organ. FIüs- 

 sigk. im turbulenten Strömgszustande, 13 S. 

 (12. 1911). — Einfl. V. Temper., spezif. Gewicht 

 & ehem. Natur v. Flüssigk. auf d. Turbulenz- 

 reibg., 15 S. (13, 12). — Zusammenh. zw. Mole- 

 kulargew. & Turbulenzreibgskonstante, 5 S. — ■ 

 Z. Turbulenzreibg. d. Wassers, 7 & 3 S. (14, 

 13). — Z. Kenntn. d. Turbulenzreibg. d. Was- 

 sers, 6 S. (15, 14). — Z. Kenntn. d. Überganges 



